| 摘要 |
A crutch equipped with double shock absorbers is provided. The crutch of the current invention has an air shock absorber vertically combined with a spring shock absorber in one base shaft. A rubber shoe receives bottom of the spring shock absorber. The crutch of the current invention absorbs the shock of stepping ground firstly with the spring shock absorber and then reduces the impact with the air shock absorber. The double shock absorbing mechanism provides a smooth feeling of stepping the ground to a user. The strength of the resilient force of the crutch can be adjusted for each user, based on weight of a user, by medical doctor's characterization.
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